package com.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.reggie.common.R;
import com.reggie.entity.Category;
import com.reggie.service.CategoryService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

@RestController
@RequestMapping("/category")
@Slf4j
public class CategoryController {
    @Autowired
    private CategoryService categoryService;

    /*
    * 新增分类
    * */
    @PostMapping
    public R<String> save(@RequestBody Category category){
        log.info("新增分类{}",category);
        categoryService.save(category);
        return R.success("新增分类成功");
    }

    @GetMapping("/page")
    public R<Page> page(int page,int pageSize){
        //分页构造器
        Page<Category> pageInfo=new Page<>(page,pageSize);
        //条件构造器对象
        LambdaQueryWrapper<Category> queryWrapper=new LambdaQueryWrapper<>();
        //添加排序条件，根据sort进行排序
        queryWrapper.orderByAsc(Category::getSort);
        //分页查询
        categoryService.page(pageInfo,queryWrapper);
        return R.success(pageInfo);
    }

    /*
    * 根据id删除分类
    * */
    @DeleteMapping
    public R<String> delete(Long ids){
        log.info("删除分类,id为{}",ids);
        // categoryService.removeById(ids);
        categoryService.remove(ids);
        return R.success("删除分类成功");
    }

    /*
    * 根据id修改分类信息
    * */
    @PutMapping
    public R<String> update(@RequestBody Category category){
        log.info("修改分类信息{}",category.toString());
        categoryService.updateById(category);
        return R.success("修改分类信息成功");
    }


    /*
    *根据条件查询分类数据
    *category，使用实体，通用性更强，不止可以传type，还可以传其他的
    * */
    @GetMapping("/list")
    public R<List<Category>> list(Category category){
        LambdaQueryWrapper<Category> queryWrapper=new LambdaQueryWrapper<>();
        queryWrapper.eq(category.getType()!=null,Category::getType,category.getType());
        //排序条件
        queryWrapper.orderByAsc(Category::getSort).orderByDesc(Category::getUpdateTime);
        //查询
        List<Category> list = categoryService.list(queryWrapper);
        return R.success(list);
    }
}
